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Subtract 8/18 from 2/8

2/8 - 8/18 is -7/36.

Steps for subtracting fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 18 is 72
  2. For the 1st fraction, since 8 × 9 = 72,
    2/8 = 2 × 9/8 × 9 = 18/72
  3. Likewise, for the 2nd fraction, since 18 × 4 = 72,
    8/18 = 8 × 4/18 × 4 = 32/72
  4. Subtract the two fractions:
    18/72 - 32/72 = 18 - 32/72 = -14/72
  5. After reducing the fraction, the answer is -7/36

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